Question

technician a says a bolt may break because it was over tightened. technician b says that a bolt may become fatigued and break if it is under tightened. who is correct?
select one:
○ a. a only
○ b. b only
○ c. both a and b
○ d. neither a nor b

Explanation:

Over - tightening a bolt can cause it to break due to excessive stress. Under - tightening a bolt can lead to vibration and repeated stress (fatigue), which can also cause it to break.

Answer:

c. both A and B